Answer:
The answer is C: Milk Fever
Explanation:
The reason why is because the word in hypocalcemia, calc, also mean calcium. Milk has calcium in it to make your bones stronger.
I believe you could use FIRE.
we consider an organism had metabolizing capability if it manage to absorb nutrients from substance, and secrete it.
Fire has similar feature with this (for example, if it got near woods, fire will consume the woods and got bigger from it, and secrete ash after it done)
4. The kidneys remove excess water from blood